Whole-home duct cleaning
Dryer vent cleaning
Camera inspection
Sanitizing & deodorizingWhole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents
That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.
Rotobrush Air Duct Cleaning in Los Angeles: What to Know First
Rotobrush air duct cleaning in Los Angeles typically costs between $450 and $950 for a full system, and most jobs are completed in half a day when the ductwork is accessible. We’re an independent Rotobrush service provider, not a manufacturer-authorized shop, which means we make repair and replacement decisions based on what’s best for your home, not what protects a warranty. This page is for Rotobrush owners in Los Angeles who want straight answers about how their system fails, what a proper cleaning actually involves, and what it’ll cost before a technician ever steps through the door. Call (213) 733-0665 for a free estimate.
Key Takeaways
- Rotobrush systems in Los Angeles fail in predictable, specific ways: brush wear, bearing noise, hose collapse, and motor burnout from clogged negative-pressure filters.
- Full-system Rotobrush air duct cleaning in Los Angeles runs $450 – $950, depending on system size, duct count, and access.
- The 365-Day Done Right Promise is in writing on every job. If it’s not right within the year, we return at no charge.
- We service Rotobrush alongside Lennox, Trane, and Carrier systems, so a mixed-brand house doesn’t need two contractors.
Styles & brands we work with




How Rotobrush Products Fail – and How We Fix Them
We see the same failure patterns on Rotobrush jobs across Los Angeles, week after week. Here’s what actually goes wrong and what we do about it:
- Brush head wear on the aiR+ and PRO Series lines. The nylon bristles on Rotobrush agitation heads wear down after repeated passes through ducts with sharp internal seams. When the brush can’t reach the duct wall, you get a partial clean that leaves the sticky film behind. We inspect the brush head before every job and replace it when the bristles measure below spec.
- Bearing whine and vibration in the rotating shaft assembly. If your Rotobrush has started to sound like a coffee grinder, the shaft bearings are dry or scored. In Los Angeles’s dry, dusty environment, fine particulate works its way into the bearing housing and accelerates wear. We replace the bearing set, inspect the shaft for scoring, and apply the correct food-grade lubricant so the unit runs quiet again.
- Negative-pressure filter clogging and motor strain. The HEPA filter on Rotobrush negative-air units loads up fast in homes with pets, remodeling dust, or years of skipped cleanings. A clogged filter starves the motor, which shortens its life. When we see a filter at the end of its serviceable range, we say so, quote a replacement, and always carry OEM and quality aftermarket options so you can make an informed call.
- Cracked or collapsed vacuum hoses on compact units. Rotobrush hoses that live in a hot garage or service van in a Los Angeles summer develop hairline cracks at the flex points. Once the hose leaks, you lose negative-air suction and dust escapes back into the living space. We pressure-test hoses before every cleaning and replace them before they compromise the job.
- Debris packed behind access panels on older BR and Patriot models. The access panel gaskets on older Rotobrush units flatten over time, letting fine material wedge itself behind the panel. If that material is hot and dry, which summer traffic along the 10 makes very possible, it’s a fire concern – not a dramatic one, but real. We remove panels, clean the internal tracks and channels, and replace gaskets as needed.
Our Rotobrush Air Duct Cleaning Process
We work the way Dale Whitmore would want it done in his own house: tell you what we’re doing, why, and what it costs before we touch anything. Here’s how a typical Rotobrush job runs:
- 1
Call or message us. You reach a live person at (213) 733-0665. We ask what you’re seeing – dust on registers, musty air, rooms that never cool evenly – and schedule a defined arrival window.
- 2
Walk-through and system inspection. Our tech walks your Los Angeles home with you, notes every supply and return, and inspects accessible duct sections with a video camera.
- 3
Written price before work starts. You get one flat price per system in writing. No per-vent add-ons, no doorstep revisions. If it’s not on the sheet, it’s not on the invoice.
- 4
Rotobrush cleaning and negative-air extraction. We run the Rotobrush agitation head through your ducts to dislodge debris at the wall, while a Nikro negative-air unit pulls the loosened material out and an Abatement Technologies HEPA filter keeps it from re-entering your rooms. That’s rotary brush agitation and negative-air extraction in plain words.
- 5
After-photos and same-day walk-through. You see before-and-after video of your own ducts. We point out what we found, what we removed, and anything that looks like it needs watching.
- 6
The Kingswell Guarantee in writing. You get the 365-Day Done Right Promise on paper before we leave. If it’s not right, we come back. That’s the whole point.
See the difference
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AfterWhat Rotobrush Air Duct Cleaning Costs in Los Angeles
Most Rotobrush air duct cleaning jobs in Los Angeles land between $450 and $950 for a full system, assuming a single-family home with standard access. The number moves with system size, duct count, and condition. Here’s the range we quote most often:
- Full residential air duct cleaning (example: 1,400 – 2,400 sq ft home): $450 – $750
- Larger single-family home or home with long duct runs: $650 – $950
- Add a dryer vent cleaning while we’re there: $89 – $149, depending on vent length
- Rotobrush brush head replacement: $45 – $95, depending on model line
- HEPA filter replacement: $75 – $180, OEM or aftermarket
What moves the price: how many stories your system runs through, how accessible the main trunk lines are, and whether previous cleanings left debris packed in the returns. Call (213) 733-0665 for an exact quote – estimates are free and there’s no obligation.
Why Los Angeles Homeowners Call Kestrel Air Duct Los Angeles for Rotobrush Work
Most Rotobrush owners call us because they’ve been burned before: a technician showed up, quoted one price, then found ‘problems’ that doubled it. That doesn’t happen here. Dale Whitmore grew up in Palms, not far from the old Helms Bakery building, and he’s spent the last two decades cleaning ducts in homes across this city. He learned the HVAC fundamentals at Los Angeles Trade-Technical College and found he genuinely liked the diagnostic side – figuring out why a house holds dust or why one room always runs warm. We put the price in writing before work starts, on every job, with no exceptions. If the work falls short within a year, the 365-Day Done Right Promise means we come back and make it right, free. And because we also service Lennox, Trane, and Carrier systems, we can clean your whole house without sending you to another contractor. Background-checked, uniformed technicians. Real Rotobrush, Nikro, and Abatement Technologies equipment. The Kingswell Way governs every visit: say the price, show up in the window, leave the place cleaner, and put the guarantee in writing.
Frequently Asked Questions
No. Independent cleaning with Rotobrush equipment does not void your Rotobrush product warranty, as long as we’re not modifying the unit or using incompatible parts. If we’re replacing a component, we’ll tell you whether an OEM part is required to keep your warranty intact, and we’ll give you the aftermarket option if it exists so you can decide with real numbers in front of you.
Most appointments are scheduled within a few days, and we give you a defined arrival window. We don’t promise same-day service because we’d rather show up when we said we would than burn your day waiting. Call (213) 733-0665 and we’ll give you a real slot.
If the motor runs, the shaft spins true, and the frame isn’t cracked, repair almost always costs less than replacing the whole unit. A bearing set, a brush head, and a filter might run $200 – $400 total, while a new unit typically starts around $1,800. We’ll show you the condition of your unit on camera and give you an honest number before you spend anything. Call (213) 733-0665 and we’ll talk through what you’re seeing.
OEM parts are built by Rotobrush and match the original spec exactly; aftermarket parts are typically made by third-party manufacturers and often cost 20 – 40% less. On rotating components like brush heads and bearings, we lean OEM for reliability. On consumables like filters and hoses, quality aftermarket parts are often just as good. We carry both and explain the trade-off plainly before you make a call.
You get before-and-after video of your own ductwork, shot during the job. Not stock photos, not a receipt that says ‘cleaned.’ Your actual ducts, on camera, with the debris you can see. If you’re not satisfied within 365 days, the Kingswell Guarantee means we return at no charge. Tell me what you’re seeing in the house, and I’ll tell you honestly whether we can fix it and what it’ll cost.
Call Kestrel Air Duct Los Angeles for Rotobrush Air Duct Cleaning in Los Angeles
If you own a Rotobrush system in Los Angeles and your ducts are long overdue, call (213) 733-0665. You’ll talk to a live person, get a straight answer, and receive a free estimate before anyone steps foot in your house. We’ve been doing this since 2004 under the Kingswell Guarantee, and we put the promise in writing on every single job. No pressure, no bait-and-switch, no surprises. Just clean ducts and proof you can see.
Written by Dale Whitmore, Owner, Kestrel Air Duct Los Angeles at Kestrel Air Duct Los Angeles, serving Los Angeles and nearby areas.